Exercise device



FIG. 1 is a top, front, and right side perspective view of an exercise device, according to the present invention;

FIG. 2 is a front view of the exercise device of FIG. 1;

FIG. 3 is a rear view of the exercise device of FIG. 1;

FIG. 4 is a left side view of the exercise device of FIG. 1;

FIG. 5 is a right side view of the exercise device of FIG. 1; and,

FIG. 6 is a top view of the exercise device of FIG. 1.

The bottom of the exercise device is flat and unornamented. 

The ornamental design for an exercise device, as shown and described. 